WPS

TECHNIP KT INDIA LIMITED MRPL MANGALORE -CDU VDU HEATERS

WELDING PROCEDURE SPECIFICATION SPECIFICATION ( QW - 482 AS PER ASME SECTION IX ) Welding Procedure Specification Supporting PQR No Welding Process(es)

Date : 19.04.2010 Date : 06.05.2003 Types : MANUAL  Automatic,Semi-automatic, manual,machine

: TPKTI/MRPL/772/WPS-01 :TPKTI/669/HGU/PQR/001 :SMAW

JOINTS (QW - 402 ) Type of joint Joint Design

: FILLET 'T'JOINT

Backing (Yes/No )

: Yes PARENT METAL

Root opening

: NIL

Groove angle Backing gouging

: NA

:

Yes / No

BASE METAL (QW - 403) P.No : -

P No. -

Group No.

Specification Type & Grade

: IS 2062 A

Thickness & Dia of test coupon

: 12 MM

Qualified thickness range

: FILLET UP TO 24 MM

Qualified dia range

: NIL

FILLER METALS (QW - 404 ) SFA Specification  AWS Specification

to

P.No : -

Group No.

Specifica ficati tio on Typ Type & Gra Grade : IS 2062 A

: 5.1 : E 6013

Filler Metal F No

:2

Weld Metal Analysis A No

:1

Size of filler metal

: DIA 2.5 MM / 3.15 MM

Deposited weld metal

: FILLET 12 MM

Brand name/make

: JACOBS APPROVED BRAND

.

POSITION ( QW - 405 ) Position of groove

: NIL

Weld progression

: NA

(Uphill/Downhill ) PREHEAT ( QW - 406 )

POST WELD HEAT TREATMENT (QW - 407)

Preheat Temperature

: NA

Temperature range

: NA

Interpass Temperature

: NA

Rate of Heating

: NA

Pre-heat method

: NA

Rate of cooling

: NA

Soaking time Others

: NA

Temperature measuring method,if any

: NA

: NA

GAS (QW - 408 )

ELECTRICAL CHARACTERISTICS (QW - 40) Percenatge Composition Current :60 - 80 AMPS

Gas(es)

Mixture

Volts :16 - 30 V

 (Amps&volts range should be recorded for each electrode size,position and thickness.This Flow rate information may be listed in a tabular form similar to that shown below ) Tungsten electrode size

Shielding

: NA

Trailing

: NA

Backing

: NA

: NA

Mode of metal transfer for GMAW Electrode Wire feed speed range

: NA

: NA

TECHNIQUE (QW - 410 ) Stringe or weave bead

: Stringe for root weave for others ( Weaving restricted to 2.5 x Dia of electrode)

Orifice or gas cup size

: NA

Intial and interpass cleaning

: CHIPPING AND BRUSHING

Method of back gouging

: NA

Oscillation

: NA

Contact tube to work distance

: NA

Multiple or single pass (per side )

: MULTIPLE

Multiple or single electrode

: SINGLE

Travel speed range

: 40 mm / min.

Peening

: NA

Others

: NIL

Filler metal Weld Layer(s)

ROOT ST

I PASS II

ND

PASS

Current

Process  

Travel speed range

Class / Dia

Type Polarity

 Amps range

SMAW

E 6013

EN

60-80

40 mm / min

SMAW

E 6013

EN

80-110

40 mm / min

SMAW

E 6013

EN

80-110

40 mm / min

TPKTI

JACOBS

Remar  ks

TECHNIP KT INDIA LIMITED MRPL MANGALORE -CDU VDU HEATERS

WELDING PROCEDURE SPECIFICATION ( QW - 482 AS PER ASME SECTION IX ) Welding Procedure Specification No : TPKTI/MRPL/772/WPS-02 REV.O Date :PPSL/UNIT-II/TECHNIP/PQR NO-939 Date Supporting PQR No :SMAW Welding Process(es) Types

: 12.05.2010 : 11.03.2010 : MANUAL

 Automatic,Semi-automatic, Manual, Machine

JOINTS (QW - 402 )

Type of joint Joint Design

: DOUBLE " V " BUTT

Backing (Yes/No )

:YES FOR BACKGOUGING WELDING

Root opening

:3-4 MM

roove angle Backing gouging

: 60°

:

Yes / No

BASE METAL (QW - 403) P.No : -

P No. -

Group No.

Specification Type & Grade

: IS 2062 B

Thickness & Dia of test coupon

: 16 MM

Qualified thickness range

:GROOVE FROM 4.8 TO 32 MM

Qualified dia range

: ABOVE 24"

FILLER METALS (QW - 404 ) SFA Specification  AWS Specification

to

P.No : -

Group No.

Specification Type & Grade : IS 2062 B

FILLET ALL

: 5.1 : E 7018

Filler Metal F No

:2

Weld Metal Analysis A No

:1

Size of filler metal

: DIA 3.2 MM / 4.0 MM

Deposited weld metal

: 16 MM

Brand name/make

: ADOR X-BOND

POSITION ( QW - 405 ) Position of groove

: 1G

Weld progression

:FOREHAND

.

( Uphill/Downhill/Forehand/Backhand ) POST WELD HEAT TREATMENT (QW - 407)

PREHEAT ( QW - 406 ) Preheat Temperature

: 100°C MIN.

Temperature range

: NA

Interpass Temperature

: NA

Rate of Heating

: NA

Pre-heat method

: LPG BURNER

Rate of cooling

: NA

Soaking time

: NA

Others

: NA

Temperature measuring method,if any

: YES - TEMP.CRAYONS / DIGITAL THERMOMETER

ELECTRICAL CHARACTERISTICS (QW 409)

GAS (QW - 408 ) Percenatge Composition

Gas(es)

Shielding

: NA

Trailing

: NA

Backing

: NA

Mixture

Flow rate

Current :80 - 170 AMPS

Volts :24 - 31 V

mps vo s range s ou e recor e for each electrode size,position and thickness.This information may be listed in a tabular form similar to that shown below Tungsten electrode size

: NA

Mode of metal transfer for GMAW

: NA

ec ro e ran e

re ee spee

: NA

TECHNIQUE (QW - 410 ) Stringe or weave bead

: Stringe for root weave for others ( Weaving restricted to 2.5 x Dia of electrode)

Orifice or gas cup size

: NA

Intial and interpass cleaning

: CHIPPING AND BRUSHING

Method of back gouging

: NA

Oscillation

: NA

Contact tube to work distance

: NA

Multiple or single pass (per side )

: MULTIPLE

Multiple or single electrode

: SINGLE

Travel speed range

: 100-125 mm / min.

Peening

: NA

Others

: NIL

Weld Layer(s)

ROOT ST

I PASS II

ND

Current

Process

Volts

Travel speed range

24-26

100 - 125

Class / Dia in mm

Type Polarity

 Amps range

SMAW

E 7018 / 3.12

EP

80 - 85

SMAW

E 7018 / 4.00

EP

168-170 26-28

100 - 125

SMAW

E 7018 / 4.00

EP

168-170 27-28

100 - 125

RD

SMAW

E 7018 / 4.00

EP

150-160 29-30

100 - 125

TH

SMAW

E 7018 / 4.00

EP

154-158 29-30

100 - 125

SMAW

E 7018 / 4.00

EP

144-146 29-31

100 - 125

SMAW

E 7018/3.2

EP

118-120 27-29

100 - 125

SMAW

E 7018/4.00

EP

161-164 29-31

100 - 125

SMAW

E 7018/4.00

EP

162-164 29-30

100 - 125

SMAW

E 7018/4.00

EP

155-157 29-30

100 - 125

PASS

III

Filler metal

 PASS

IV  PASS TH

V  PASS

BACK CHIPPING ROOT ST

I PASS II

ND

III

PASS

RD

 PASS

TPKTI

JACOBS

Remarks